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參數(shù)資料
| 型號： | TDA4472-A |
| 英文描述： | Video-IF (VIF) with FPLL Demodulation and Quasi Parallel Sound (QPS) Processing |
| 中文描述： | 視頻中頻（資料表格）與FPLL解調(diào)和準(zhǔn)并行聲音（計分制）加工 |
| 文件頁數(shù)： | 5/14頁 |
| 文件大?。?/td> | 169K |
| 代理商： | TDA4472-A |
Rev. A1: 26.07.1995
5 (14)
Supply current
Power dissipation, V
S
= +9 V
Output currents
External voltages
Pin 23
I
S
P
I
out
V
ext
75
675
5
+4.5
mA
mW
mA
V
Pin 12, 24, 25
Pin 1, 2, 5, 6, 7, 8, 10, 12,
Pin 17, 18, 24, 26, 27, 28
Pin 20, 21
Pin 11
Pin 3, 19, 22
+3.5
+13.5
V
S
+125
V
V
V
°
C
°
C
V
Junction temperature
Storage temperature
Electrostatic handling
*)
all pins
T
j
T
stg
V
ESD
–25 to +125
±
300
*)
Machine model in accordance with ESD S5.2 standard.
Operating Range
Parameters
Symbol
V
S
T
amb
Value
4.5 to 9.0
0 to +85
Unit
V
°
C
Supply voltage range
Ambient temperature
Pin 23
Thermal Resistance
Parameters
Symbol
R
thJA
Value
55
Unit
K/W
Thermal resistance:
junction-ambient, when soldered to PCB
Electrical Characteristics
V
S
= +5 V, T
amb
= +25
°
C; reference point pin 4 (9, 16), unless otherwise specified.
Parameters
Test Conditions / Pins
Symbol
Min.
Typ.
Max.
Unit
DC-supply
Supply voltage
Supply current
VIF-input
Input sensitivity
(RMS value)
Input impedance
Input capacitance
VIF-AGC
IF gain control range
AGC capacitor
Switching voltage:
VCR mode
Switching current:
VCR mode
Pin 23
V
S
I
S
4.5
5.0
65
9.0
75
V
mA
Pin 6-7
for FPLL locked
v
in
80
120
V
eff
see note 1
see note 1
R
in
C
in
1.2
2
k
pF
Pin 8
G
v
60
65
2.2
4.0
dB
F
V
C
AGC
V
SW
see note 2
see note 2
I
SW
50
A
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